version 1.2.2.28, 2012/05/08 11:45:57
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version 1.2.2.47, 2012/07/03 08:39:39
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#include "global.h" |
#include "global.h" |
#include "rtlm.h" |
#include "rtlm.h" |
#include "utils.h" |
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#include "mqttd.h" |
#include "mqttd.h" |
#include "mqttd_calls.h" |
#include "mqttd_calls.h" |
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#include "utils.h" |
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static inline struct tagSession * |
static inline struct tagSession * |
Line 16 initSession(int sock, ait_val_t * __restrict v)
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Line 16 initSession(int sock, ait_val_t * __restrict v)
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if (!v) |
if (!v) |
return NULL; |
return NULL; |
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sess = malloc(sizeof(struct tagSession)); | sess = io_malloc(sizeof(struct tagSession)); |
if (!sess) { |
if (!sess) { |
ioSYSERR(0); |
ioSYSERR(0); |
return NULL; |
return NULL; |
Line 34 initSession(int sock, ait_val_t * __restrict v)
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Line 34 initSession(int sock, ait_val_t * __restrict v)
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sess->sess_buf = mqtt_msgAlloc(USHRT_MAX); |
sess->sess_buf = mqtt_msgAlloc(USHRT_MAX); |
if (!sess->sess_buf) { |
if (!sess->sess_buf) { |
ioLIBERR(mqtt); |
ioLIBERR(mqtt); |
free(sess); | io_free(sess); |
return NULL; |
return NULL; |
} |
} |
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/* init server actor */ |
/* init server actor */ |
sess->sess_srv = mqtt_srv_Init(sock, sess->sess_buf, sess->sess_ka); | sess->sess_srv = mqtt_srv_cliInit(sock, sess->sess_buf, sess->sess_ka, 1); |
if (!sess->sess_srv) { |
if (!sess->sess_srv) { |
ioDEBUG(3, "Error:: in srv_Init #%d - %s", mqtt_GetErrno(), mqtt_GetError()); |
ioDEBUG(3, "Error:: in srv_Init #%d - %s", mqtt_GetErrno(), mqtt_GetError()); |
mqtt_msgFree(&sess->sess_buf, 42); |
mqtt_msgFree(&sess->sess_buf, 42); |
free(sess); | io_free(sess); |
return NULL; |
return NULL; |
} else { |
} else { |
mqtt_srv_setCmd(sess->sess_srv, MQTT_TYPE_CONNECT, cmdCONNECT); |
mqtt_srv_setCmd(sess->sess_srv, MQTT_TYPE_CONNECT, cmdCONNECT); |
Line 70 finiSession(struct tagSession *sess)
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Line 70 finiSession(struct tagSession *sess)
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if (!sess) |
if (!sess) |
return; |
return; |
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if (call.FiniSessPUB) | schedCancelby(root, taskTIMER, CRITERIA_CALL, sendRetain, NULL); |
call.FiniSessPUB(&cfg, pub, sess->sess_cid, sess->sess_user, "%"); | |
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if (sess->sess_clean) { |
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if (call.FiniSessPUB) |
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call.FiniSessPUB(&cfg, pub, sess->sess_cid, sess->sess_user, "%"); |
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if (call.DeletePUB_subscribe) |
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call.DeletePUB_subscribe(&cfg, pub, sess->sess_cid, "%", sess->sess_user, "%"); |
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if (call.WipePUB_topic) /* only dynamic messages */ |
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call.WipePUB_topic(&cfg, pub, sess->sess_cid, sess->sess_user, 0); |
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} |
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while ((store = SLIST_FIRST(&sess->sess_subscr))) { |
while ((store = SLIST_FIRST(&sess->sess_subscr))) { |
SLIST_REMOVE_HEAD(&sess->sess_subscr, st_node); |
SLIST_REMOVE_HEAD(&sess->sess_subscr, st_node); |
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Line 81 finiSession(struct tagSession *sess)
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Line 89 finiSession(struct tagSession *sess)
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if (store->st_subscr.sub_value.msg_base) |
if (store->st_subscr.sub_value.msg_base) |
free(store->st_subscr.sub_value.msg_base); |
free(store->st_subscr.sub_value.msg_base); |
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free(store); | io_free(store); |
} |
} |
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if (sess->sess_will.msg) | if (sess->sess_will.flag) |
free(sess->sess_will.msg); | pubWill(sess); |
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if (sess->sess_will.topic) |
if (sess->sess_will.topic) |
free(sess->sess_will.topic); |
free(sess->sess_will.topic); |
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if (sess->sess_will.msg) |
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free(sess->sess_will.msg); |
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if (sess->sess_sock > STDERR_FILENO) |
if (sess->sess_sock > STDERR_FILENO) |
srv_Close(sess->sess_sock); |
srv_Close(sess->sess_sock); |
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mqtt_srv_Fini(&sess->sess_srv); | mqtt_srv_cliFini(&sess->sess_srv); |
mqtt_msgFree(&sess->sess_buf, 42); |
mqtt_msgFree(&sess->sess_buf, 42); |
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free(sess); | io_free(sess); |
} |
} |
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static void * |
static void * |
Line 116 leaveClient(sched_task_t *task)
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Line 127 leaveClient(sched_task_t *task)
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ret = mqtt_msgDISCONNECT(sess->sess_buf); |
ret = mqtt_msgDISCONNECT(sess->sess_buf); |
send(TASK_FD(task), sess->sess_buf->msg_base, ret, MSG_NOSIGNAL); |
send(TASK_FD(task), sess->sess_buf->msg_base, ret, MSG_NOSIGNAL); |
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ioDEBUG(1, "Close socket=%d", TASK_FD(task)); | ioDEBUG(1, "Close socket=%ld", (long) TASK_FD(task)); |
call.LOG(logg, "Session %s stopped from %s for user %s.\n", sess->sess_cid, |
call.LOG(logg, "Session %s stopped from %s for user %s.\n", sess->sess_cid, |
sess->sess_addr, sess->sess_user); |
sess->sess_addr, sess->sess_user); |
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Line 152 dispatchSession(sched_task_t *task)
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Line 163 dispatchSession(sched_task_t *task)
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do { |
do { |
/* dispatch message type */ |
/* dispatch message type */ |
if ((len = mqtt_srv_Dispatch(sess->sess_srv, ret, sess)) < 0) { | if ((len = mqtt_srv_cliDispatch(sess->sess_srv, ret, sess)) < 0) { |
if (len == -1) { |
if (len == -1) { |
ioLIBERR(mqtt); |
ioLIBERR(mqtt); |
finiSession(sess); |
finiSession(sess); |
Line 173 dispatchSession(sched_task_t *task)
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Line 184 dispatchSession(sched_task_t *task)
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return NULL; |
return NULL; |
} |
} |
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static int |
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loadSubscribes(struct tagSession * __restrict sess, mqtt_subscr_t * __restrict subs) |
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{ |
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register int i; |
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struct tagStore *store; |
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if (!subs) |
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return -1; |
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for (i = 0; subs[i].sub_topic.msg_base; i++) { |
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store = io_malloc(sizeof(struct tagStore)); |
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if (!store) { |
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ioSYSERR(0); |
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continue; |
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} else { |
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store->st_msgid = 0; |
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mqtt_subCopy(&store->st_subscr, &subs[i]); |
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} |
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/* add to cache */ |
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SLIST_INSERT_HEAD(&sess->sess_subscr, store, st_node); |
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} |
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return 0; |
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} |
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void * |
void * |
startSession(sched_task_t *task) |
startSession(sched_task_t *task) |
{ |
{ |
Line 180 startSession(sched_task_t *task)
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Line 217 startSession(sched_task_t *task)
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mqtt_msg_t buf = { basebuf, sizeof basebuf }; |
mqtt_msg_t buf = { basebuf, sizeof basebuf }; |
mqtthdr_connflgs_t flg; |
mqtthdr_connflgs_t flg; |
mqtthdr_connack_t cack; |
mqtthdr_connack_t cack; |
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ait_val_t *v; |
struct tagSession *s, *sess = NULL; |
struct tagSession *s, *sess = NULL; |
int ret, wlen; |
int ret, wlen; |
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mqtt_subscr_t *subs; |
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struct timespec ts = { RETAIN_TIMEOUT, 0 }; |
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intptr_t sock; |
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ioTRACE(4); |
ioTRACE(4); |
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assert(task); |
assert(task); |
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if (!TASK_DATA(task)) { |
if (!TASK_DATA(task)) { |
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v = TASK_ARG(task); |
/* flow from accept new clients */ |
/* flow from accept new clients */ |
sess = initSession(TASK_FD(task), TASK_ARG(task)); | sess = initSession(TASK_FD(task), v); |
io_freeVar(TASK_ARG(task)); | io_freeVar(&v); |
if (!sess) { |
if (!sess) { |
close(TASK_FD(task)); |
close(TASK_FD(task)); |
return NULL; |
return NULL; |
Line 238 startSession(sched_task_t *task)
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Line 280 startSession(sched_task_t *task)
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ret = MQTT_RETCODE_ACCEPTED; |
ret = MQTT_RETCODE_ACCEPTED; |
} |
} |
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/* db management */ |
if (call.FiniSessPUB(&cfg, pub, sess->sess_cid, sess->sess_user, "%") > 0) { |
if (call.FiniSessPUB(&cfg, pub, sess->sess_cid, sess->sess_user, "%") > 0) { |
ioDEBUG(2, "Old session %s should be disconnect!", sess->sess_cid); |
ioDEBUG(2, "Old session %s should be disconnect!", sess->sess_cid); |
TAILQ_FOREACH(s, &Sessions, sess_node) |
TAILQ_FOREACH(s, &Sessions, sess_node) |
if (!strcmp(s->sess_cid, sess->sess_cid)) { |
if (!strcmp(s->sess_cid, sess->sess_cid)) { |
/* found stale session & disconnect it! */ |
/* found stale session & disconnect it! */ |
schedWrite(root, leaveClient, sess, TASK_FD(task), NULL, 0); | sock = s->sess_sock; |
| schedCancelby(root, taskMAX, CRITERIA_FD, (void*) sock, NULL); |
| schedWrite(root, leaveClient, s, s->sess_sock, NULL, 0); |
break; |
break; |
} |
} |
} |
} |
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if (call.InitSessPUB(&cfg, pub, sess->sess_cid, sess->sess_user, sess->sess_addr, |
if (call.InitSessPUB(&cfg, pub, sess->sess_cid, sess->sess_user, sess->sess_addr, |
sess->sess_will.flag, sess->sess_will.topic, sess->sess_will.msg, |
sess->sess_will.flag, sess->sess_will.topic, sess->sess_will.msg, |
sess->sess_will.qos, sess->sess_will.retain) == -1) { |
sess->sess_will.qos, sess->sess_will.retain) == -1) { |
Line 259 startSession(sched_task_t *task)
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Line 303 startSession(sched_task_t *task)
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sess->sess_cid, sess->sess_addr, sess->sess_user); |
sess->sess_cid, sess->sess_addr, sess->sess_user); |
ret = MQTT_RETCODE_ACCEPTED; |
ret = MQTT_RETCODE_ACCEPTED; |
} |
} |
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/* clean/load session if requested */ |
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if (sess->sess_clean) { |
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if (call.DeletePUB_subscribe) |
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call.DeletePUB_subscribe(&cfg, pub, sess->sess_cid, "%", sess->sess_user, "%"); |
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if (call.WipePUB_topic) /* delete ALL messages */ |
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call.WipePUB_topic(&cfg, pub, sess->sess_cid, sess->sess_user, -1); |
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} else if (call.ReadPUB_subscribe) { |
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/* load subscribes */ |
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subs = call.ReadPUB_subscribe(&cfg, pub, sess->sess_cid, "%"); |
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loadSubscribes(sess, subs); |
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mqtt_subFree(&subs); |
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} |
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/* timer event for retain messages */ |
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if (call.ReadPUB_topic) |
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schedTimer(root, sendRetain, sess, ts, NULL, 0); |
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/* Start session task OK ... */ |
/* Start session task OK ... */ |
if (!schedRead(root, dispatchSession, sess, TASK_FD(task), NULL, 0)) { |
if (!schedRead(root, dispatchSession, sess, TASK_FD(task), NULL, 0)) { |
ioLIBERR(sched); |
ioLIBERR(sched); |
Line 272 startSession(sched_task_t *task)
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Line 332 startSession(sched_task_t *task)
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end: /* close client connection */ |
end: /* close client connection */ |
wlen = mqtt_msgCONNACK(sess->sess_buf, ret); |
wlen = mqtt_msgCONNACK(sess->sess_buf, ret); |
if ((wlen = send(TASK_FD(task), sess->sess_buf->msg_base, wlen, 0)) == -1) { |
if ((wlen = send(TASK_FD(task), sess->sess_buf->msg_base, wlen, 0)) == -1) { |
ioDEBUG(3, "Error:: send(%d) #%d - %s", TASK_FD(task), errno, strerror(errno)); | ioDEBUG(3, "Error:: send(%ld) #%d - %s", (long) TASK_FD(task), errno, strerror(errno)); |
} else |
} else |
ioDEBUG(5, "Sended %d bytes", wlen); |
ioDEBUG(5, "Sended %d bytes", wlen); |
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if (ret != MQTT_RETCODE_ACCEPTED) { |
if (ret != MQTT_RETCODE_ACCEPTED) { |
ioDEBUG(1, "Close client %s with socket=%d", sess->sess_addr, TASK_FD(task)); | ioDEBUG(1, "Close client %s with socket=%ld", sess->sess_addr, (long) TASK_FD(task)); |
finiSession(sess); |
finiSession(sess); |
} |
} |
return NULL; |
return NULL; |
Line 298 acceptClient(sched_task_t *task)
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Line 358 acceptClient(sched_task_t *task)
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if ((cli = accept(TASK_FD(task), &sa.sa, &sslen)) == -1) |
if ((cli = accept(TASK_FD(task), &sa.sa, &sslen)) == -1) |
goto end; |
goto end; |
else |
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fcntl(cli, F_SETFL, fcntl(cli, F_GETFL, 0) | O_NONBLOCK); |
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v = io_allocVar(); |
v = io_allocVar(); |
if (!v) { |
if (!v) { |
Line 315 acceptClient(sched_task_t *task)
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Line 373 acceptClient(sched_task_t *task)
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ioDEBUG(1, "Connected client with socket=%d from %s", cli, AIT_GET_STR(v)); |
ioDEBUG(1, "Connected client with socket=%d from %s", cli, AIT_GET_STR(v)); |
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if (!schedRead(root, startSession, v, cli, NULL, 0)) { |
if (!schedRead(root, startSession, v, cli, NULL, 0)) { |
io_freeVar(v); | io_freeVar(&v); |
close(cli); |
close(cli); |
ioDEBUG(1, "Terminated client with socket=%d", cli); |
ioDEBUG(1, "Terminated client with socket=%d", cli); |
} |
} |
Line 330 end:
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Line 388 end:
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int |
int |
Run(int sock) |
Run(int sock) |
{ |
{ |
struct tagPub *pub; |
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struct tagSession *sess; |
struct tagSession *sess; |
struct timespec pl = { 0, 100000000 }; |
struct timespec pl = { 0, 100000000 }; |
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ioTRACE(1); |
ioTRACE(1); |
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if (listen(sock, SOMAXCONN) == -1) { | if (mqtt_srv_Listen(sock, 0, 1) == -1) { |
ioSYSERR(0); | ioLIBERR(mqtt); |
return -1; |
return -1; |
} else | } |
fcntl(sock, F_SETFL, fcntl(sock, F_GETFL, 0) | O_NONBLOCK); | |
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/* state machine - accept new connections */ |
/* state machine - accept new connections */ |
if (!schedRead(root, acceptClient, NULL, sock, NULL, 0)) { |
if (!schedRead(root, acceptClient, NULL, sock, NULL, 0)) { |
Line 351 Run(int sock)
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Line 407 Run(int sock)
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schedPolling(root, &pl, NULL); |
schedPolling(root, &pl, NULL); |
schedRun(root, &Kill); |
schedRun(root, &Kill); |
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/* free all undeleted elements into lists */ | schedCancelby(root, taskTIMER, CRITERIA_CALL, sendRetain, NULL); |
TAILQ_FOREACH(pub, &Pubs, pub_node) { | |
TAILQ_REMOVE(&Pubs, pub, pub_node); | |
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AIT_FREE_VAL(&pub->pub_name); | /* free all undeleted elements into lists */ |
if (pub->pub_packet.msg_base) | |
free(pub->pub_packet.msg_base); | |
} | |
TAILQ_FOREACH(sess, &Sessions, sess_node) { |
TAILQ_FOREACH(sess, &Sessions, sess_node) { |
TAILQ_REMOVE(&Sessions, sess, sess_node); |
TAILQ_REMOVE(&Sessions, sess, sess_node); |
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